CVE-2020-16207 : Vulnerability Insights and Analysis

Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior, is affected by multiple heap-based buffer overflow vulnerabilities that can lead to remote code execution, information disclosure/modification, or application crashes.

Understanding CVE-2020-16207

This CVE involves heap-based buffer overflow vulnerabilities in Advantech WebAccess HMI Designer.

What is CVE-2020-16207?

CVE-2020-16207 refers to multiple heap-based buffer overflow vulnerabilities in Advantech WebAccess HMI Designer, Versions 2.1.9.31 and earlier. These vulnerabilities can be exploited by opening specially crafted project files, causing heap overflow.

The Impact of CVE-2020-16207

The exploitation of these vulnerabilities may result in remote code execution, disclosure or modification of information, or application crashes.

Technical Details of CVE-2020-16207

This section provides technical details of the CVE.

Vulnerability Description

The vulnerabilities in Advantech WebAccess HMI Designer are heap-based buffer overflows that can be triggered by opening malicious project files.

Affected Systems and Versions

Product: Advantech WebAccess HMI Designer
Versions affected: 2.1.9.31 and prior

Exploitation Mechanism

Opening specially crafted project files can trigger the heap-based buffer overflow vulnerabilities, potentially leading to various security risks.

Mitigation and Prevention

Protecting systems from CVE-2020-16207 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update to the latest version of Advantech WebAccess HMI Designer to mitigate the vulnerabilities.
Avoid opening project files from untrusted or unknown sources.
Monitor vendor security advisories for patches and updates.

Long-Term Security Practices

Implement network segmentation to limit the impact of potential attacks.
Conduct regular security assessments and penetration testing.
Educate users on safe browsing habits and file handling practices.

Patching and Updates

Regularly check for security patches and updates from Advantech to address the identified vulnerabilities.